Aligner Cleaning and Storage 2 in 1:Designed to serve as both a cleaning and storage solution, this retainer case ensures your aligners or dentures are always clean and ready to use Ventilation Holes on the Top: Equipped with ventilation holes, this denture bath box allows air to circulate, preventing the buildup of moisture and odors, keeping your aligner fresh NO-LEAK PROTECTION: Equipped with a silicone sealing ring, this retainer cleaning case provides secure leak-proof performance, keeping water and cleaning solution from spilling during travel and daily use Portable Design:Compact and lightweight. This retainer case size is 3.74in*2.48in,whether you're at home or on the go, you can easily carry it with you Multi-use Denture Bath:This denture soaking box is not only suitable for retainers and dentures but can also be used for mouth guard,night guard,orthodontic appliances. Maoerdental retainer cleaner case